. >>> the city of baltimore has taken steps. there are several things you can do. first, they say make sure you have a battery powered radio, flashlights and enough water to last three days. make sure to clear debris from your neighborhood storm drains. >>> sandy is already makes its mark on florida. tropical storm warnings have been issued. we'll take you live to delray beach and check in with our sister station for the latest. >>> he had come to visit family members on leave from the military. >> but the 24-year-old sailor had his trip and life cut short last week when he was gunned down in baltimore. >> reporter: at this point police have no suspects and few witnesses to the shooting. they just know someone fired multiple shots killing the sailor before driving away. tucked inside the road, betty heard the distinctive sounds of gunfire. >> me and my friends heard five gunshots. >> reporter: when she opened the streed someone on marbourn avenue asked for help. he said get me a towel. he said i don't think he will make it. >> reporter: 24-year-old alonzo gladden d